<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
<style>
   #addButton{
      border:1px solid red;
      width:200px;
      height:60px;
      text-align:center;
      line-height:60px;
      border-radius:25px;
      background:red;
      color:white;
   }
   #addButton:hover{
      font-weight:bolder;
   }
</style>
<script src="Js/jquery-3.4.1.js"></script>
</head>
<body>
    <div id="addButton">添加用户</div>
    
    <script>
        $("#addButton").click(function(){
        	alert("hhh")
        })
    
    </script>
</body>
</html>